HCR_fixedF: Simple fixed F harvest control rule

In SAMtool: Stock Assessment Methods Toolkit

Simple fixed F harvest control rule

Description

A simple control rule that explicitly specifies the target apical F independent of any model.

Usage

HCR_fixedF(Assessment, reps = 1, Ftarget = 0.1)

Arguments

Assessment	An object of class Assessment with estimates of next year's abundance or biomass.
reps	The number of replicates of the TAC recommendation (not used).
Ftarget	The value of F.

Details

The catch advice is calculated using the catch equation of the corresponding assessment. See Assessment@forecast$catch_eq, a function that returns the catch advice for a specified Ftarget.

Value

An object of class Rec with the TAC recommendation.

Author(s)

Q. Huynh

See Also

make_MP HCR_ramp#'

Examples

# create an MP to run in closed-loop MSE (fishes at F = 0.2)
F0.2 <- make_MP(SP, HCR_fixedF, Ftarget = 0.2)


myOM <- MSEtool::runMSE(MSEtool::testOM, MPs = c("FMSYref", "F0.2"))

SAMtool documentation built on Nov. 18, 2023, 9:07 a.m.